90871850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2615

約数の個数: 48

約数和(自身を含む): 182131200

約数和(自身を除く): 91259350

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 155, 230, 310, 575, 713, 775, 1150, 1426, 1550, 2549, 3565, 5098, 7130, 12745, 17825, 25490, 35650, 58627, 63725, 79019, 117254, 127450, 158038, 293135, 395095, 586270, 790190, 1465675, 1817437, 1975475, 2931350, 3634874, 3950950, 9087185, 18174370, 45435925, 90871850]

約数ペア:

[(1, 90871850), (2, 45435925), (5, 18174370), (10, 9087185), (23, 3950950), (25, 3634874), (31, 2931350), (46, 1975475), (50, 1817437), (62, 1465675), (115, 790190), (155, 586270), (230, 395095), (310, 293135), (575, 158038), (713, 127450), (775, 117254), (1150, 79019), (1426, 63725), (1550, 58627), (2549, 35650), (3565, 25490), (5098, 17825), (7130, 12745)]